WO1991015065A1 - Cable television radio frequency subscriber data transmission apparatus and rf return method - Google Patents

Cable television radio frequency subscriber data transmission apparatus and rf return method Download PDF

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Publication number
WO1991015065A1
WO1991015065A1 PCT/US1991/001842 US9101842W WO9115065A1 WO 1991015065 A1 WO1991015065 A1 WO 1991015065A1 US 9101842 W US9101842 W US 9101842W WO 9115065 A1 WO9115065 A1 WO 9115065A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
module
ippv
data channels
channels
Prior art date
Application number
PCT/US1991/001842
Other languages
English (en)
French (fr)
Inventor
Robert John Ii Beyers
Charles Robert Bramhall
Gregory Steven Durden
Robert Jay Edwards
Ray Thomas Haman, Jr.
Douglas John Hoder
Donald Randolph Huntley
John Anson Kennedy
Emory L. Mcginty, Jr.
Jay Cauthern Mcmullan, Jr.
David Jonathan Naddor
Randolph James Schaubs
Jesse Monroe Still
Lamar Edwin West, Jr.
Anthony John Wasilewski
Donovan Steve White
Original Assignee
Scientific-Atlanta, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scientific-Atlanta, Inc. filed Critical Scientific-Atlanta, Inc.
Priority to BR919106268A priority Critical patent/BR9106268A/pt
Priority to EP91907122A priority patent/EP0531302B1/de
Priority to AU75622/91A priority patent/AU651967B2/en
Priority to JP91506621A priority patent/JPH05505914A/ja
Priority to DE69130642T priority patent/DE69130642T2/de
Publication of WO1991015065A1 publication Critical patent/WO1991015065A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25891—Management of end-user data being end-user preferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
PCT/US1991/001842 1990-03-20 1991-03-20 Cable television radio frequency subscriber data transmission apparatus and rf return method WO1991015065A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BR919106268A BR9106268A (pt) 1990-03-20 1991-03-20 Processo para transferir mensagem de dados de uma unidade remota para uma localizacao central,processo para tranferir mensagem de dados de uma pluralidade de unidades remotas ate uma localizacao centrale e unidade remota para transferir mensagem de dados ate uma localizacao central
EP91907122A EP0531302B1 (de) 1990-03-20 1991-03-20 Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren
AU75622/91A AU651967B2 (en) 1990-03-20 1991-03-20 Cable television radio frequency subscriber data transmission apparatus and RF return method
JP91506621A JPH05505914A (ja) 1990-03-20 1991-03-20 ケーブルテレビジョン無線周波数加入者データ伝送装置及びｒｆ信号返送方法
DE69130642T DE69130642T2 (de) 1990-03-20 1991-03-20 Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/498,083 US5235619A (en) 1990-03-20 1990-03-20 Cable television radio frequency subscriber data transmission apparatus and rf return method
US498,083 1990-03-20

Publications (1)

Publication Number Publication Date
WO1991015065A1 true WO1991015065A1 (en) 1991-10-03

Family

ID=23979538

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1991/001842 WO1991015065A1 (en) 1990-03-20 1991-03-20 Cable television radio frequency subscriber data transmission apparatus and rf return method

Country Status (11)

Country Link
US (1) US5235619A (de)
EP (1) EP0531302B1 (de)
JP (1) JPH05505914A (de)
CN (1) CN1058876A (de)
AT (1) ATE174738T1 (de)
AU (1) AU651967B2 (de)
BR (1) BR9106268A (de)
CA (1) CA2078563A1 (de)
DE (1) DE69130642T2 (de)
ES (1) ES2127195T3 (de)
WO (1) WO1991015065A1 (de)

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US7594242B2 (en) 2004-02-23 2009-09-22 The Nielsen Company (Us), Llc Methods and apparatus to detect an internally generated signal mode of a local media playback device
US7748014B2 (en) 2004-02-23 2010-06-29 The Nielsen Company (Us), Llc Methods and apparatus to detect an internally generated signal mode of a local media playback device
US8087042B2 (en) 2004-02-23 2011-12-27 The Nielsen Company (Us), Llc Methods and apparatus to detect an internally generated signal mode of a local media playback device
CN109729585A (zh) * 2017-10-27 2019-05-07 成都鼎桥通信技术有限公司 网络处理方法和装置
CN109729585B (zh) * 2017-10-27 2022-04-15 成都鼎桥通信技术有限公司 网络处理方法和装置

Also Published As

Publication number Publication date
ATE174738T1 (de) 1999-01-15
AU651967B2 (en) 1994-08-11
EP0531302B1 (de) 1998-12-16
DE69130642D1 (de) 1999-01-28
BR9106268A (pt) 1993-04-13
JPH05505914A (ja) 1993-08-26
US5235619A (en) 1993-08-10
EP0531302A1 (de) 1993-03-17
ES2127195T3 (es) 1999-04-16
DE69130642T2 (de) 1999-09-02
EP0531302A4 (en) 1993-05-05
CN1058876A (zh) 1992-02-19
AU7562291A (en) 1991-10-21
CA2078563A1 (en) 1991-09-21

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